How to calibrate android battery? This comes to your mind, if your battery draining rapidly or is it misbehave. There are many reasons for android battery miscalibrate. But after the successful calibration android phone battery we can expect fair battery life span.

There are several ways for this. We already published android battery calibration with root, however some android expert, mention that, delete “/data/system/batterystats.bin” file, not enough, charging and discharging is the best method. This post, method can use rooted and unrooted devices.

If clockwork mod recovery not available for your device, boot phone normally and install the root file browser.

Run the file browser and go to the “/data/system” and find the “batterystats.bin” file and delete it and reboot the phone.

However your phone, tablet battery life depends on how you use it, if you’re a heavy user and enable GPS, WiFi, data on 24/7/365 and use higher brightness your phone’s battery drain rapidly. Apart from that, AMOLED display eat higher power than other screen, so adjust screen brightness to a favorable level.